27980338100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1956667}}^1$

素因数の和:1956705

約数の個数: 72

約数和(自身を含む): 71332288608

約数和(自身を除く): 43351950508

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 7150, 14300, 1956667, 3913334, 7826668, 9783335, 19566670, 21523337, 25436671, 39133340, 43046674, 48916675, 50873342, 86093348, 97833350, 101746684, 107616685, 127183355, 195666700, 215233370, 254366710, 279803381, 430466740, 508733420, 538083425, 559606762, 635916775, 1076166850, 1119213524, 1271833550, 1399016905, 2152333700, 2543667100, 2798033810, 5596067620, 6995084525, 13990169050, 27980338100]

約数ペア:

[(1, 27980338100), (2, 13990169050), (4, 6995084525), (5, 5596067620), (10, 2798033810), (11, 2543667100), (13, 2152333700), (20, 1399016905), (22, 1271833550), (25, 1119213524), (26, 1076166850), (44, 635916775), (50, 559606762), (52, 538083425), (55, 508733420), (65, 430466740), (100, 279803381), (110, 254366710), (130, 215233370), (143, 195666700), (220, 127183355), (260, 107616685), (275, 101746684), (286, 97833350), (325, 86093348), (550, 50873342), (572, 48916675), (650, 43046674), (715, 39133340), (1100, 25436671), (1300, 21523337), (1430, 19566670), (2860, 9783335), (3575, 7826668), (7150, 3913334), (14300, 1956667)]